Drainage support for plants



FIG. 1 is a top plan view of a drainage support for plants showing our new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a side elevational view of a second embodiment of the design of FIG. 1;

FIG. 4 is a reduced perspective view thereof. 

The ornamental design for a drainage support for plants, substantially as shown and described. 